Base | Representation |
---|---|
bin | 11000100001101… |
… | …00000111100010 |
3 | 112100010101111111 |
4 | 30100310013202 |
5 | 410131444440 |
6 | 32225333534 |
7 | 5045466442 |
oct | 1420640742 |
9 | 470111444 |
10 | 205734370 |
11 | a614a306 |
12 | 58a972aa |
13 | 3381441a |
14 | 1d476122 |
15 | 130dd4ea |
hex | c4341e2 |
205734370 has 16 divisors (see below), whose sum is σ = 372683448. Its totient is φ = 81768960.
The previous prime is 205734349. The next prime is 205734371. The reversal of 205734370 is 73437502.
It can be written as a sum of positive squares in 4 ways, for example, as 79014321 + 126720049 = 8889^2 + 11257^2 .
It is not an unprimeable number, because it can be changed into a prime (205734371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63951 + ... + 67090.
Almost surely, 2205734370 is an apocalyptic number.
205734370 is a deficient number, since it is larger than the sum of its proper divisors (166949078).
205734370 is a wasteful number, since it uses less digits than its factorization.
205734370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131205.
The product of its (nonzero) digits is 17640, while the sum is 31.
The square root of 205734370 is about 14343.4434498833. The cubic root of 205734370 is about 590.3400988506.
The spelling of 205734370 in words is "two hundred five million, seven hundred thirty-four thousand, three hundred seventy".
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